Re: [PATCH v3 2/6] floppy: do put_disk on current dr ifblk_init_queue fails

[Ben Hutchings]

On Mon, 2012-08-13 at 15:16 -0300, Herton Ronaldo Krzesinski wrote:
> If blk_init_queue fails, we do not call put_disk on the current dr
> (dr is decremented first in the error handling loop).
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@xxxxxxxxxxxxx>

Reviewed-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>

> ---
>  drivers/block/floppy.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
> index c8d9e68..1e09e99 100644
> --- a/drivers/block/floppy.c
> +++ b/drivers/block/floppy.c
> @@ -4151,6 +4151,7 @@ static int __init do_floppy_init(void)
>  
>  		disks[dr]->queue = blk_init_queue(do_fd_request, &floppy_lock);
>  		if (!disks[dr]->queue) {
> +			put_disk(disks[dr]);
>  			err = -ENOMEM;
>  			goto out_put_disk;
>  		}

-- 
Ben Hutchings
I say we take off; nuke the site from orbit.  It's the only way to be sure.

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